chris@1: /*
chris@1:  *   SONEWS News Server
chris@1:  *   see AUTHORS for the list of contributors
chris@1:  *
chris@1:  *   This program is free software: you can redistribute it and/or modify
chris@1:  *   it under the terms of the GNU General Public License as published by
chris@1:  *   the Free Software Foundation, either version 3 of the License, or
chris@1:  *   (at your option) any later version.
chris@1:  *
chris@1:  *   This program is distributed in the hope that it will be useful,
chris@1:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
chris@1:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
chris@1:  *   GNU General Public License for more details.
chris@1:  *
chris@1:  *   You should have received a copy of the GNU General Public License
chris@1:  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
chris@1:  */
chris@1: 
chris@1: package org.sonews.web;
chris@1: 
chris@1: import java.io.IOException;
chris@1: import javax.servlet.http.HttpServletRequest;
chris@1: import javax.servlet.http.HttpServletResponse;
chris@1: import org.sonews.daemon.Main;
chris@1: import org.sonews.util.StringTemplate;
chris@1: 
chris@1: /**
chris@1:  * Main sonews webpage servlet.
chris@1:  * @author Christian Lins
chris@1:  * @since sonews/0.5.0
chris@1:  */
chris@1: public class SonewsServlet extends AbstractSonewsServlet
chris@1: {
chris@1: 
chris@1:   private static final long serialVersionUID = 2392837459834L;
chris@1: 
chris@1:   @Override
chris@1:   public void doGet(HttpServletRequest res, HttpServletResponse resp)
chris@1:     throws IOException
chris@1:   {
chris@1:     synchronized(this)
chris@1:     {
chris@1:       connectToNewsserver();
chris@1: 
chris@1:       String line;
chris@1:       int    connectedClients = 0;
chris@1:       int    hostedGroups     = 0;
chris@1:       int    hostedNews       = 0;
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG CONNECTED_CLIENTS");
chris@1: 
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       line = readlnFromNewsserver();
chris@1:       connectedClients = Integer.parseInt(line);
chris@1:       line = readlnFromNewsserver(); // Read the "."
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG HOSTED_NEWS");
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       line = readlnFromNewsserver();
chris@1:       hostedNews = Integer.parseInt(line);
chris@1:       line = readlnFromNewsserver(); // read the "."
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG HOSTED_GROUPS");
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       line = readlnFromNewsserver();
chris@1:       hostedGroups = Integer.parseInt(line);
chris@1:       line = readlnFromNewsserver(); // read the "."
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG POSTED_NEWS_PER_HOUR");
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       String postedNewsPerHour = readlnFromNewsserver();
chris@1:       readlnFromNewsserver();
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG GATEWAYED_NEWS_PER_HOUR");
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       String gatewayedNewsPerHour = readlnFromNewsserver();
chris@1:       line = readlnFromNewsserver();
chris@1: 
chris@1:       printlnToNewsserver("XDAEMON LOG FEEDED_NEWS_PER_HOUR");
chris@1:       line = readlnFromNewsserver();
chris@1:       if(!line.startsWith("200 "))
chris@1:       {
chris@1:         throw new IOException("XDAEMON command not allowed by server");
chris@1:       }
chris@1:       String feededNewsPerHour = readlnFromNewsserver();
chris@1:       line = readlnFromNewsserver();
chris@1: 
chris@1:       StringTemplate tmpl = getTemplate("SonewsServlet.tmpl");
chris@1:       tmpl.set("SERVERNAME", hello.split(" ")[2]);
chris@1:       tmpl.set("STARTDATE", Main.STARTDATE);
chris@1:       tmpl.set("ACTIVE_CONNECTIONS", connectedClients);
chris@1:       tmpl.set("STORED_NEWS", hostedNews);
chris@1:       tmpl.set("SERVED_NEWSGROUPS", hostedGroups);
chris@1:       tmpl.set("POSTED_NEWS", postedNewsPerHour);
chris@1:       tmpl.set("GATEWAYED_NEWS", gatewayedNewsPerHour);
chris@1:       tmpl.set("FEEDED_NEWS", feededNewsPerHour);
chris@1:       tmpl.set("TITLE", "Overview");
chris@1: 
chris@1:       resp.getWriter().println(tmpl.toString());
chris@1:       resp.getWriter().flush();
chris@1:       resp.setStatus(HttpServletResponse.SC_OK);
chris@1: 
chris@1:       disconnectFromNewsserver();
chris@1:     }
chris@1:   }
chris@1:   
chris@1: }